LT1170HVCQ#TRPBF

Overview

The LT1170HVCQ#TRPBF is a monolithic high-power switching regulator from Analog Devices, designed for versatile DC-DC conversion applications. It integrates a high-current, high-efficiency power switch with complete oscillator, control, and protection circuitry on a single die. The device supports multiple standard switching topologies including buck, boost, flyback, forward, inverting, and Cuk configurations. It operates with an input voltage range of 3V to 60V and delivers up to 5A output current, enabling output powers up to 100W. The component is qualified for commercial temperature ranges and utilizes a tape-and-reel packaging format for automated assembly processes.

Feature Summary

• Integrates a high-current, high-efficiency power switch with all necessary oscillator, control, and protection circuitry on a single monolithic die
• Supports operation in all standard switching configurations including buck, boost, flyback, forward, inverting, and Cuk topologies
• Provides robust performance with wide input voltage capability and high output current capacity for demanding power management tasks

Applications

• Buck converter implementations for step-down voltage regulation
• Boost converter designs for step-up voltage requirements
• Flyback converter circuits for isolated power supplies
• Forward converter applications for isolated or non-isolated conversion
• Inverting and Cuk topology converters for specialized signal inversion or complex conversion needs

Procurement Notes

Verify the specific suffix #TRPBF indicates tape-and-reel packaging when sourcing this component. Confirm that the Q-grade designation meets your required operating temperature specifications. Ensure compatibility with your chosen switching topology before procurement. Cross-reference the datasheet for pinout and thermal characteristics relevant to your PCB layout. Validate that the manufacturer documentation aligns with your design requirements.

Selection Notes

Choose the LT1170HVCQ#TRPBF when a monolithic solution supporting multiple topologies is required. Consider its integrated high-current switch for simplified external component count. Evaluate the wide input voltage range against your system's power source variations. Assess the thermal performance capabilities relative to your expected load conditions. Verify that the commercial grade qualification suffices for your operational environment.

Part Context

This part belongs to the LT1170 series of high-power switching regulators manufactured by Analog Devices. The series is characterized by its versatility in supporting various standard switching configurations within a single IC package. The HVCQ variant denotes a specific quality grade and temperature range classification within this product line, tailored for commercial applications requiring reliable high-current switching performance.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided reference data.